Prosecution Insights
Last updated: August 14, 2026

Duracell U.S. Operations Inc.

4 pending office actions • 3 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 5 patents granted in the last 365 days

Portfolio Summary

4
Total Pending OAs
3
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
1
Due later

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

3
Hard (75%)
1
Medium (25%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (25%)
§103 only1 (25%)
Multi-statute (no §101)2 (50%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

3
Life Sciences
75% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
25% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ALEJANDRO, RAYMOND 1 79.1% +22.3%
IANNUCCI, LOUISE JAMES 1
ORDUNA, TAMARA 1
MARROQUIN, DOUGLAS C 1 45.8% +78.6%

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18512694 MAGNETIC BATTERY CELL CONNECTION MECHANISM ORDUNA, TAMARA 75d
18654551 INTEGRATED MONITORING CAPACITY OF A POWER BANK BATTERY AND DEVICES CHARGED THEREWITH ALEJANDRO, RAYMOND
17566321 OXIDATIVE DELITHIATION OF ALKALI NICKEL OXIDE MARROQUIN, DOUGLAS C

Interview Candidates (2)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18654551 INTEGRATED MONITORING CAPACITY OF A POWER BANK BATTERY AND DEVICES CHARGED THEREWITH ALEJANDRO, RAYMOND
17566321 OXIDATIVE DELITHIATION OF ALKALI NICKEL OXIDE MARROQUIN, DOUGLAS C

Top Art Units

Art UnitApps
1727 1
1725 1
1723 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18654551 INTEGRATED MONITORING CAPACITY OF A POWER BANK BATTERY AND DEVICES CHARGED THEREWITH ALEJANDRO, RAYMOND 1727 §101 Non-Final OA Pending May 03, 2024
18542560 Battery Cell With Safety Layer IANNUCCI, LOUISE JAMES §103 Non-Final OA Pending Dec 15, 2023
18512694 MAGNETIC BATTERY CELL CONNECTION MECHANISM ORDUNA, TAMARA 1725 §102§103 Non-Final OA 75d Pending Nov 17, 2023
17566321 OXIDATIVE DELITHIATION OF ALKALI NICKEL OXIDE MARROQUIN, DOUGLAS C 1723 §103§112 Final Rejection Pending Dec 30, 2021

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